Kaspersky Internet Security 2009 Edition 3-User Retail Pak - Free 1 Year Update

Operating System Microsoft Windows XP Home Edition (Service Pack 2 or higher), Microsoft Windows XP Professional Edition (32/64 bit) (Service Pack 2 or higher), Microsoft Windows Vista home basic (32/64 bit), Microsoft Windows Vista Home Premium (32/64 bit), Microsoft Windows Vista Business (32/64 bit), Microsoft Windows Vista Enterprise (32/64 bit), Microsoft Windows Vista Ultimate (32/64 bit).

Operating System Microsoft Windows XP Home Edition (Service Pack 2 or higher), Microsoft Windows XP Professional Edition (32/64 bit) (Service Pack 2 or higher), Microsoft Windows Vista home basic (32/64 bit), Microsoft Windows Vista Home Premium (32/64 bit), Microsoft Windows Vista Business (32/64 bit), Microsoft Windows Vista Enterprise (32/64 bit), Microsoft Windows Vista Ultimate (32/64 bit).